Fix tests badge link

Signed-off-by: Yuri Shkuro <[email protected]>

Author: yurishkuro

README.md

@@ -25,5 +25,5 @@ See [CONTRIBUTING](./CONTRIBUTING.md).
 [Apache 2.0 License](./LICENSE).
 
 
-[ci-img]: https://github.com/jaegertracing/jaeger-idl/workflows/Tests/badge.svg?branch=main
-[ci]: https://github.com/jaegertracing/jaeger-idl/actions?query=branch%3Amain
+[ci-img]: https://github.com/jaegertracing/jaeger-idl/actions/workflows/ci-unit-tests.yml/badge.svg
+[ci]: https://github.com/jaegertracing/jaeger-idl/actions/workflows/ci-unit-tests.yml